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VARIABLE INTEREST ENTITIES - NARRATIVE (Details) € in Millions, $ in Millions | 2 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Sep. 30, 2018 CAD ($) | Sep. 30, 2018 USD ($) | Sep. 30, 2018 EUR (€) | Aug. 01, 2018 | Apr. 30, 2018 USD ($)
Enbridge Canadian Renewable LP (ECRLP) |  |  |  |  |
Variable Interest Entity, Not Primary Beneficiary |  |  |  |  |
VIE, carrying amount, assets | $ 2,100 |  |  |  |
VEI, carrying amount, liabilities | 45 |  |  |  |
Enbridge Renewable Infrastructure Investments S.a.r.l. (ERII) |  |  |  |  |
Variable Interest Entity, Not Primary Beneficiary |  |  |  |  |
VEI, maximum loss exposure, amount | $ 534 |  | € 356 |  |
Sabal Trail Transmission L L C |  |  |  |  |
Variable Interest Entity, Not Primary Beneficiary |  |  |  |  |
Ownership interest in VIE (as a percent) |  | 50.00% |  |  |
Canada Pension Plan Investment Board (CPPIB) | Enbridge Canadian Renewable LP (ECRLP) |  |  |  |  |
Variable Interest Entity, Not Primary Beneficiary |  |  |  |  |
Ownership interest in VIE (as a percent) | 49.00% |  |  |  |
Canada Pension Plan Investment Board (CPPIB) | Enbridge Renewable Infrastructure Investments S.a.r.l. (ERII) |  |  |  |  |
Variable Interest Entity, Not Primary Beneficiary |  |  |  |  |
Ownership interest in VIE (as a percent) | 49.00% |  |  |  |
Spectra Energy Partners, LP | Sabal Trail Transmission L L C |  |  |  |  |
Variable Interest Entity, Not Primary Beneficiary |  |  |  |  |
Proceeds from issuance of debt |  | $ 744,000,000 |  |  |
4.246% Senior Notes Due In 2028 | Spectra Energy Partners, LP | Sabal Trail Transmission L L C |  |  |  |  |
Variable Interest Entity, Not Primary Beneficiary |  |  |  |  |
Face amount of notes issued |  |  |  |  | $ 500,000,000
Interest rate (as a percent) |  |  |  |  | 4.246%
4.682% Senior Notes Due in 2038 | Spectra Energy Partners, LP | Sabal Trail Transmission L L C |  |  |  |  |
Variable Interest Entity, Not Primary Beneficiary |  |  |  |  |
Face amount of notes issued |  |  |  |  | $ 600,000,000
Interest rate (as a percent) |  |  |  |  | 4.682%
4.832% Senior Notes Due In 2048 | Spectra Energy Partners, LP | Sabal Trail Transmission L L C |  |  |  |  |
Variable Interest Entity, Not Primary Beneficiary |  |  |  |  |
Face amount of notes issued |  |  |  |  | $ 400,000,000
Interest rate (as a percent) |  |  |  |  | 4.832%
Enbridge Renewable Infrastructure Investments S.a.r.l. (ERII) |  |  |  |  |
Variable Interest Entity, Not Primary Beneficiary |  |  |  |  |
Ownership interest in equity investment (as a percent) |  |  |  | 51.00% |
Long Term Investment | Enbridge Renewable Infrastructure Investments S.a.r.l. (ERII) |  |  |  |  |
Variable Interest Entity, Not Primary Beneficiary |  |  |  |  |
Carrying amount of investment | $ 118 |  | 79 |  |
Long Term Receivable | Enbridge Renewable Infrastructure Investments S.a.r.l. (ERII) |  |  |  |  |
Variable Interest Entity, Not Primary Beneficiary |  |  |  |  |
Due from related parties | $ 416 |  | € 277 |  |

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